package cn.tedu._03vehicle.controller;

import cn.tedu._03vehicle.base.response.JsonResult;
import cn.tedu._03vehicle.base.response.StatusCode;
import cn.tedu._03vehicle.mapper.UserMapper;
import cn.tedu._03vehicle.pojo.dto.UserLoginParam;
import cn.tedu._03vehicle.pojo.dto.UserRegParam;
import cn.tedu._03vehicle.pojo.entity.User;
import cn.tedu._03vehicle.pojo.vo.UserVO;
import com.github.xiaoymin.knife4j.annotations.ApiOperationSupport;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpSession;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.*;

import java.util.Date;

@Slf4j
@RestController
@Tag(name = "01-用户管理模块")
@RequestMapping("/v1/user")
public class UserController {
	@Autowired
	private UserMapper userMapper;
	
	/**
	 * 1.注册功能
	 */
	@PostMapping("reg")
	@Operation(summary = "注册功能")
	@ApiOperationSupport(order = 10)
	public JsonResult reg(@RequestBody @Validated UserRegParam userRegParam){
		log.debug("注册业务,参数:" + userRegParam);
  
		String username = userRegParam.getUsername();
		int count = userMapper.selectByUsername(username);
		if (count > 0){//被占用
			return new JsonResult(StatusCode.USERNAME_EXISTS);
		}
		//未被占用
		User user = new User();
		BeanUtils.copyProperties(userRegParam, user);
		user.setCreateTime(new Date());
		user.setUpdateTime(new Date());
		log.debug("实体类:" + user);
		int i = userMapper.insertUser(user);
		if (i > 0){//注册成功
			return JsonResult.ok();
		}
		return new JsonResult(StatusCode.UNKNOWN_ERROR);
	}
	@PostMapping("/login")
	@Operation(summary = "登录功能")
	@ApiOperationSupport(order = 20)
	public JsonResult login(@RequestBody UserLoginParam userLoginParam, HttpSession session){
		log.debug("登录业务,参数:" + userLoginParam);
		UserVO userVO = userMapper.selectByUsernameAndPassword(userLoginParam);
		if (userVO == null){
			return new JsonResult(StatusCode.USERNAME_PASSWORD_ERROR);
		}
		session.setAttribute("user", userVO);
		return JsonResult.ok(userVO);
	}
	@GetMapping("/currentUser")
	@Operation(summary = "获取当前用户")
	@ApiOperationSupport(order = 30)
	public JsonResult getCurrentUser(HttpSession session){
		UserVO userVO = (UserVO) session.getAttribute("user");
		return JsonResult.ok(userVO);
	}
	@GetMapping("/logout")
	@Operation(summary = "退出登录功能")
	@ApiOperationSupport(order = 40)
	public void logout(HttpSession session){
		session.removeAttribute("user");
	}
	@GetMapping("/reg2")
	public JsonResult reg2(HttpServletRequest request){
		//1.获取客户端传递的参数
		String username = request.getParameter("username");
		String password = request.getParameter("password");
		String email = request.getParameter("email");
		String phone = request.getParameter("phone");
		log.debug("注册业务,参数:" + username + ", " + password + ", " + email + ", " + phone);
		//2.请求方法
		String method = request.getMethod();
		//3.获取客户端的IP地址
		String addr = request.getRemoteAddr();
		log.debug("注册业务,请求方法:" + method + ", 客户端IP:" + addr);
		//4.获取会话对象
		HttpSession session = request.getSession();
		
		return JsonResult.ok();
	}
}










